.app{
    width: 100%;
    height: 70px;
    background-color: #fff;
    position: sticky;
    top: 0;
    z-index: 4;
}
.container{
    width: 75%;
    height: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
}
.logo{
    width: 20%;
    height: 100%;
    display: flex;
    align-items: center;
}
.img{
    width: 150px;
    height: auto;
}
.menu{
    width: 20%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.menu_item :hover{
    cursor: pointer;
}
.search{
    width: 20%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.search_input{
    width: 100%;
    height: 30px;
    border: 1px solid #ccc;
    border-radius: 5px;
    padding: 0 5px;
    outline: none;
    font-size: 14px;
}
.user{
    width:13%;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.user_menu:hover{
    cursor: pointer;
    color: #e60000;
}
